KNOWN INFO
TEST OPTIONS
REASON FOR QUESTION
NO
YES
WARNING
CAUTION
Read WARNING and
CAUTION on
following page.
Voltage Test or
STE/ICE-R Test #89
Blackout stoplights illuminate.
Main light switch OK.
Diode D1A OK.
Relay K10 OK.
Lamp OK.
Composite taillight assembly
OK.
Turn signal switch OK.
Rear lights cable assembly OK.
POSSIBLE PROBLEMS
Faulty dashboard cable
assembly.
Faulty diode D1B.
Faulty diode D2A.
Is continuity present from
diode D1B terminal 3 to
connector J51 pin 5 (LH)
or diode D2A terminal 1 to
connector J51 pin 4 (RH)?
Replace diode D1B (LH) or
diode D2A (RH) (para 7-9).
Repair wire 461B from diode D1B
terminal 3 to connector J51 pin 5 (LH)
or wire 460B from diode D2A terminal 1 to
connector J51 pin 4 (RH) or replace WTEC II
dashboard cable assembly (para 7-10) or
WTEC III dashboard cable assembly
(para 7-11).
If 12 continuity is not present
wire 461B (LH) or wire 460B
(RH) is faulty. If continuity is
present, diode D1B (LH) or
diode D2A (RH) is faulty.
e59. ONE OR BOTH STOPLIGHTS DO NOT ILLUMINATE (CONT)
9.
TM 9-2320-365-20-1
2-718.2 Change 1
